trista_cheong

Originally posted by playbr2 at 2006-10-18 06:35 PM:
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5 H  b& w' c5 k: @* P咪就係話你醒過頭,所以吾會明其他人吾明D咩囉

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guswan

Originally posted by trista_cheong at 2006-10-18 16:10:: Y( D' w* o! p
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. S) F9 w0 N: q2 _" z  O, |李天命d 書聽聞非常正

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睇晒李天命都只得7分..............

pigcat

9分ja~~

trista_cheong

Originally posted by guswan at 2006-10-18 10:26 PM:, z$ K+ t, e0 P  D# j, }' E5 ?
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睇晒李天命都只得7分..............

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# v& L* d8 K4 R& c# j8 s0 I- u7 c/ }7 分好多ga la wor 你仲想點?

Chingy

0-13分者为优秀（上限10％）；14－19分者为良好（20％）；20－25分者为中等（30％）；26－48分者为不佳（下限40％）。你的分数是13分，属于优秀。( I0 i4 x6 E4 _( \! J3 Z

8 }% q! i/ X/ c1 _9 o0 G+ q1 L$ |first time do it...not a bad grade5 G# b. r4 e7 v  d  w" ^

# W* \2 Z0 c6 g& Z- K[ Last edited by Chingy on 2006-10-19 at 07:31 PM ]

clkgtr

Modus ponendo ponens
8 _2 z. h2 s5 b) Q! z' MP --> Q, 因為 P  所以 Q
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Modus tollendo tollens, y4 @6 X2 ?0 J
P --> Q, 取得 ~P  所以 ~Q
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4 B3 l% e6 _& n" h1 R) SDisjunctive syllogism% E% U+ I2 U! s8 I, l
P or Q, 取得 ~P  所以 Q$ O4 R) b6 j( S5 ]' N
P or Q, 取得 ~Q  所以 P. J( `" C  ~: U$ A# r
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Conjunctive syllogism, t3 L$ \3 o% ?3 [1 ]3 T
~(P & Q), 取得 P  所以 ~Q
6 {+ W& J3 H; h) p1 D& r~(P & Q), 取得 Q  所以 ~P( q5 k; Q/ e; J2 k7 |
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Hypothetical syllogism
/ j0 Q9 E4 Q1 T" T5 JP --> Q, 取得 Q --> R  所以 P --> R
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De Morgan's theorem% ?" P6 I# D* a
~(P & Q)  所以 ~P or ~Q
" D, f% U& `9 U* n( o" _3 c- s~(P or Q)  所以 ~P & ~Q